T28.0XXS — Burn of mouth and pharynx, sequela
Is T28.0XXS billable?
Yes — T28.0XXS is billable for FY2027. T28.0XXS is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. T28.0XXS may be submitted for encounters from October 1, 2026 through September 30, 2027.
T28.0XXS at a glance
| Code | T28.0XXS |
|---|---|
| Description | Burn of mouth and pharynx, sequela |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "S" | sequela |
What does the 7th character "S" mean in T28.0XXS?
In T28.0XXS, the 7th character S means sequela. The 7th character is required for T28.0XXS to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does T28.0XXS group to?
T28.0XXS sits in MDC 09 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 604Trauma to the Skin, Subcutaneous Tissue and Breast with MCCmedical
- 605Trauma to the Skin, Subcutaneous Tissue and Breast without MCCmedical
How is T28.0XXS listed in the Alphabetic Index?
The Alphabetic Index lists these routes under T28.0, the nearest indexed parent of T28.0XXS. Use them to find the family, then select the specific code.
- Burn › mouth (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
- Burn › pharynx (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
- Burn › throat (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
- Burn › tongue (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
- Burn › tonsil (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
- Burn › alimentary tract NEC › mouth (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
- Burn › alimentary tract NEC › pharynx (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
- Burn › internal organ › mouth (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
Use additional code — inherited from Chapter 19
Report an additional code alongside T28.0XXS to fully describe the condition. T28.0XXS is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T28
Report an additional code alongside T28.0XXS to fully describe the condition. T28.0XXS is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T28.0XXS, but a patient may have both at the same time. When documentation supports it, T28.0XXS and the excluded code may both be reported.
How long has T28.0XXS existed?
T28.0XXS has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.